package com.example.sale24h;



import com.example.forms.frmChonBan;
import com.example.forms.frmChonMon;
import com.example.forms.frmLogin;
import com.example.forms.frmNgoaiDM;
import com.example.forms.frmPhieuGoiMon;

import android.os.Bundle;
import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentManager;
import android.content.res.Configuration;
import android.support.v4.app.ActionBarDrawerToggle;
import android.support.v4.view.GravityCompat;
import android.support.v4.widget.DrawerLayout;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ListView;


public class MainActivity extends Activity
{
	private DrawerLayout mDrawerLayout;
	private ListView mDrawerList;
	private ActionBarDrawerToggle mDrawerToggle;

	private CharSequence mDrawerTitle;
	private CharSequence mTitle;
	private String[] mPlanetTitles = { "Đăng nhập","P. Gọi món", "Chọn bàn", "Chọn món","Ngoài DM",};
	
	private static MainActivity instance;
	
	public static MainActivity getInstance()
	{
		if(instance==null)
		{
			instance=new MainActivity();
		}
		return instance;
	}

	@Override
	protected void onCreate(Bundle savedInstanceState)
	{
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		
		instance=this;

		mTitle = mDrawerTitle = getTitle();
		// mPlanetTitles = getResources().getStringArray(R.array.planets_array);
		mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
		mDrawerList = (ListView) findViewById(R.id.left_drawer);

		// set a custom shadow that overlays the main content when the drawer
		// opens
		mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow,
				GravityCompat.START);
		// set up the drawer's list view with items and click listener
		mDrawerList.setAdapter(new MainMenuArrayAdapter(this, R.layout.drawer_list_item, mPlanetTitles));
		mDrawerList.setOnItemClickListener(new DrawerItemClickListener());

		// enable ActionBar app icon to behave as action to toggle nav drawer
		getActionBar().setDisplayHomeAsUpEnabled(true);
		getActionBar().setHomeButtonEnabled(true);

		// ActionBarDrawerToggle ties together the the proper interactions
		// between the sliding drawer and the action bar app icon
		mDrawerToggle = new ActionBarDrawerToggle(this, /* host Activity */
		mDrawerLayout, /* DrawerLayout object */
		R.drawable.ic_drawer, /* nav drawer image to replace 'Up' caret */
		R.string.drawer_open, /* "open drawer" description for accessibility */
		R.string.drawer_close /* "close drawer" description for accessibility */
		)
		{
			public void onDrawerClosed(View view)
			{
				getActionBar().setTitle(mTitle);
				invalidateOptionsMenu(); // creates call to
											// onPrepareOptionsMenu()
			}

			public void onDrawerOpened(View drawerView)
			{
				getActionBar().setTitle(mDrawerTitle);
				invalidateOptionsMenu(); // creates call to
											// onPrepareOptionsMenu()
			}
		};
		mDrawerLayout.setDrawerListener(mDrawerToggle);

		if (savedInstanceState == null)
		{
			selectItem(2);
		}
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu)
	{
		// Inflate the menu; this adds items to the action bar if it is present.
		//getMenuInflater().inflate(R.menu.main, menu);
		return super.onCreateOptionsMenu(menu);
	}

	/* Called whenever we call invalidateOptionsMenu() */
	@Override
	public boolean onPrepareOptionsMenu(Menu menu)
	{
		// If the nav drawer is open, hide action items related to the content
		// view
		return super.onPrepareOptionsMenu(menu);
	}
	@Override
    public boolean onOptionsItemSelected(MenuItem item) {
         // The action bar home/up action should open or close the drawer.
         // ActionBarDrawerToggle will take care of this.
        if (mDrawerToggle.onOptionsItemSelected(item)) {
            return true;
        }
        // Handle action buttons
        switch(item.getItemId()) 
        {
       
        default:
            return super.onOptionsItemSelected(item);
        }
    }


	/* The click listner for ListView in the navigation drawer */
	private class DrawerItemClickListener implements
			ListView.OnItemClickListener
	{
		@Override
		public void onItemClick(AdapterView<?> parent, View view, int position,
				long id)
		{
			selectItem(position);
		}
	}
	private Fragment getView(int position)
	{
		switch(position)
		{
		case 0:
			return new frmLogin();
//		case 1:
//			return new frmPhieuGoiMon();
		case 2:
			return new frmChonBan();
//		case 3:
//			return new frmChonMon();
		case 4:
			return new frmNgoaiDM();		
		}
		return null;
	}

	private void selectItem(int position)
	{
		// update the main content by replacing fragments
		Fragment fragment = getView(position);
		FragmentManager fragmentManager = getFragmentManager();
		fragmentManager.beginTransaction()
				.replace(R.id.content_frame, fragment).commit();

		// update selected item and title, then close the drawer
		mDrawerList.setItemChecked(position, true);
		setTitle(mPlanetTitles[position]);
		mDrawerLayout.closeDrawer(mDrawerList);
	}

	@Override
	public void setTitle(CharSequence title)
	{
		mTitle = title;
		getActionBar().setTitle(mTitle);
	}

	/**
	 * When using the ActionBarDrawerToggle, you must call it during
	 * onPostCreate() and onConfigurationChanged()...
	 */

	@Override
	protected void onPostCreate(Bundle savedInstanceState)
	{
		super.onPostCreate(savedInstanceState);
		// Sync the toggle state after onRestoreInstanceState has occurred.
		mDrawerToggle.syncState();
	}

	@Override
	public void onConfigurationChanged(Configuration newConfig)
	{
		super.onConfigurationChanged(newConfig);
		// Pass any configuration change to the drawer toggls
		mDrawerToggle.onConfigurationChanged(newConfig);
	}
	public void gotoView(int position)
	{
		selectItem(position);
	}
	public void setMenuState(int menuid,Boolean state)
	{
		MenuItem itm_doiban=(MenuItem)findViewById(menuid);
		itm_doiban.setEnabled(state);
	}

}
